RIS Statistics Report (20040503-20040510) This report was generated at Mon May 10 00:15:01 UTC 2004. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 APNIC 25309 25147 23962 24222 24793 24423 20546 9659 24488 10579 24000 24181 ARIN 59766 58353 56876 57156 59091 58375 46772 18958 57710 16470 56530 57336 LACNIC 5571 5545 5479 5523 5561 5567 4738 2813 5544 1765 5537 5540 RIPE NCC 34233 22999 19156 22308 33626 22708 17188 11578 22799 11079 22242 22504 OLD 30704 30304 27871 28559 30258 29819 22911 10676 28872 10606 28566 28791 IANA 456 403 360 429 453 428 335 218 432 147 423 431 RFC1918 16 0 0 0 5 0 0 0 11 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 156055 142751 133704 138197 153787 141320 112490 53902 139856 50646 137298 138783 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 9961 9893 9744 9782 9906 9895 9072 4684 9814 4015 9794 9791 APNIC 2017 1999 1945 1966 2010 1996 1760 1079 1985 1019 1969 1969 RIPE NCC 5471 5414 4985 5410 5462 5428 4544 3597 5421 2904 5419 5422 LACNIC 49 49 45 45 48 49 46 38 45 23 45 45 IANA 1 1 1 1 1 1 1 1 1 1 0 1 Private 22 14 6 5 15 8 10 8 7 1 4 5 Others 1 0 0 1 0 0 0 0 0 0 0 0 Total 17522 17370 16726 17210 17442 17377 15433 9407 17273 7963 17231 17233 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 2912 3220 4185 4813 3217 4250 3609 1768 4125 2415 4545 4856 APNIC 559 620 738 1000 640 949 646 404 858 528 852 1063 RIPE NCC 1474 1917 2022 2693 1680 2503 1666 1475 2440 1612 2523 2907 LACNIC 22 23 24 32 24 25 24 20 22 18 24 24 IANA 1 1 1 1 1 1 1 1 1 1 0 1 Private 14 11 2 3 11 7 5 5 6 1 2 4 Others 1 0 0 1 0 0 0 0 0 0 0 0 Total 4983 5792 6972 8543 5573 7735 5951 3673 7452 4575 7946 8855 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 7049 6673 5559 4969 6689 5645 5463 2916 5689 1600 5249 4935 APNIC 1458 1379 1207 966 1370 1047 1114 675 1127 491 1117 906 RIPE NCC 3997 3497 2963 2717 3782 2925 2878 2122 2981 1292 2896 2515 LACNIC 27 26 21 13 24 24 22 18 23 5 21 21 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 8 3 4 2 4 1 5 3 1 0 2 1 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 12539 11578 9754 8667 11869 9642 9482 5734 9821 3388 9285 8378 IANA : AS65535 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 Leaf 14451 14501 13975 14639 14487 14669 12698 7263 14616 6318 14599 14611 Transit 2958 2766 2596 2487 2850 2616 2434 1520 2564 1181 2542 2534 Transit-only 113 103 155 84 105 92 301 624 93 464 90 88 Total 17522 17370 16726 17210 17442 17377 15433 9407 17273 7963 17231 17233 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 Avg 6.07 5.75 5.76 5.44 6.20 5.75 6.33 6.48 6.30 5.69 5.66 6.07 Std 2.67 2.24 2.67 2.31 2.77 2.18 3.39 2.29 2.41 2.63 2.24 2.25 o List of martians appearing throughout the week. Prefix Origin AS 10.0.6.0/24 25232 10.10.10.0/24 8642 10.192.8.0/22 8642 10.192.12.0/22 8642 10.192.16.0/22 8642 10.192.20.0/22 8642 10.192.24.0/22 8642 10.200.0.0/22 8642 10.224.208.0/24 8642 172.17.16.0/22 12582 172.17.20.0/23 12582 172.17.22.0/24 12582 192.0.2.0/24 3300 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.92.0/24 5417 o List of hot-spots during the week. Prefix Origin AS Number of updates 213.222.8.188/30 5417 607982 213.91.236.0/24 8866 313130 209.182.81.0/24 19071 304780 82.108.0.0/14 4589 136905 139.91.252.0/24 8522 131067 139.91.40.0/24 8522 129214 24.154.196.0/24 27364 125194 148.205.208.0/22 21520 99788 194.126.42.0/24 0 84792 65.208.70.0/24 15066 84318 Total number of RIS BGP peering sessions: 378